119695779581 has 16 divisors (see below), whose sum is σ = 137374258944. Its totient is φ = 102162345984.

The previous prime is 119695779559. The next prime is 119695779589. The reversal of 119695779581 is 185977596911.

It is a cyclic number.

It is not a de Polignac number, because 119695779581 - 2²⁶ = 119628670717 is a prime.

It is a super-2 number, since 2×119695779581² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119695779589) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6220331 + ... + 6239543.

It is an arithmetic number, because the mean of its divisors is an integer number (8585891184).

Almost surely, 2^119695779581 is an apocalyptic number.

It is an amenable number.

119695779581 is a deficient number, since it is larger than the sum of its proper divisors (17678479363).

119695779581 is a wasteful number, since it uses less digits than its factorization.

119695779581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22940.

The product of its digits is 42865200, while the sum is 68.

The spelling of 119695779581 in words is "one hundred nineteen billion, six hundred ninety-five million, seven hundred seventy-nine thousand, five hundred eighty-one".